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DateQuestionAnswer
04/30/2010
Can Synthetic Motor Oil be Used in a Hyundai Elantra?
I just bought a Hyundai Elantra touring and was told NOT to put synthetic oil in it due to it hurting the motor. I also was told to bring it in every 3,500 miles for an oil change. I thought all new c...
We recommend that you follow the oil and filter change frequencies shown in your owner's manual, especially under the warranty period. Not all new cars at this moment use synthetic oils but it definit...
05/06/2009
How Long to Wait Before Switching New Car to Mobil 1?
Why are there so many opinions when to put Mobil 1 in a new vehicle? It seems like everyone that I ask, and I'm talking about mechanics, have a different opinion on when I can switch from the original...
You can use Mobil 1 as soon as possible.  We recommend you use Mobil 1 0W-20 Advanced Fuel Economy for maximum cold weather protection and a chance to also maximize fuel economy while providing the pr...
04/23/2008
Does a New Toyota Camry Have to Break In on Conventional Oil?
Hi, We have just purchased a 2009 Camry LE 2.4L. We were told to not run a synthetic oil until we have about 12,000 miles on the vehicle.  Does this sound reasonable? So I am looking to use Mobil Clea...
No, you can start using Mobil 1 0W-20 Advanced Fuel Economy right now and get better fuel economy than using a higher viscosity grade motor oil while getting the outstanding protection only a syntheti...
04/17/2008
Do New Diesel Engines Use More Oil Initially
I purchased a Mercedes-Benz 2008 GL 320 CDI diesel using Mobil 1. After 2500 miles it was down 2 quarts of oil. The dealer explained by stating that diesel engines use more oil when new, but get bette...
Higher oil consumption in a new vehicle is usually associated with engine break-in, which means that the piston rings and cylinder liners need to mate with each other. Continue to monitor oil consumpt...
06/18/2007
Why Use Mobil 1 0W-40 Instead of Mobil 1 10W-30 in Newer BMWs
I have used Mobil 1 for more than 20 years in its various forms, and it has always given me confidence with my performance oriented vehicles. I have questions about Mobil 1 10W-30 vs. 0W-40 for my new...
We recommend you use the Mobil 1 0W-40 that is specifically designed for your vehicle. The 0W-40 viscosity grade actually provides a thicker oil film at operating temperature compared to the 10W-30. I...
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